Sulphathiourea
磺胺硫尿
🗣️ 情景例句
One apple. Two apples. Three apples. Four apples.
一个苹果。两个苹果。三个苹果。四个苹果。
It's just a mosquito bite.There's nothing to worry about.
只是一只蚊子咬的伤口， 不要担心。
After you printed the book, you had to throw away the carved pieces of wood.
你把书印出后，不得不把刻过的一片片木板扔掉。